Cat in the Hat Knows A Lot About That!"Reindeer Games/Along Came A Spider"
Nick and Sally can't find their sled that's buried under the snow. Off they go to the Jingly Bell Forest where Magnus shows them how he digs with his feet and shovels snow with his antlers.Nick and Sally are playing soccer when their ball goes through a hole in their net. Luckily Cat's friend Mabel is a spider who knows all about weaving - maybe she can help them!G

2:30 pm

Wild Kratts"Mimic"
While exploring why some animals mimic the looks of others, Martin and Chris encounter a cheetah cub and its mom. But before they know it, evil fashion designer, Donita Donata, 'cat-naps' the startled mom right in front of their eyes. The Wild Kratts team springs into action on a rescue mission before Donita adds the momma cheetah to her new fall line. D

3:00 pm

Dialogue for Kids"Electricity"
Electricity is a basic form of energy. Joan Cartan-Hansen and her guest scientist Dr. John Gardner, Director, CAES Energy Efficiency Research Institute, Boise State University, answer students' questions about electricity.G

3:30 pm

Piano Guy
Host Scott Houston and guests show viewers how to play a blues chord progression often used in jazz tunes, an easy bluesy-sounding trick for your right hand and the signature lick from Marc Cohn's "Walking In Memphis." We also go on-location with five-time Grammy nominee, David Benoit, and gain his insights on what it's like performing in a major concert tour. Other featured artists include Bradley Sowash, Dave Powers and David Tolley. D

4:00 pm

Life On Fire"Volcano Doctors"
The Philippines, Papua New Guinea, Colombia, Chile and Italy all have large populations living at the foot of active volcanoes. To avoid disasters, volcanologists are asked to anticipate and warn, to be prophets and to analyze the volcanoes' slightest tremors.G

NOVA"Decoding Neanderthals"
A team led by geneticist Svante Paabo announces in 2010 they have reconstructed much of the Neanderthal genome, and the analysis shows modern humans and their Neanderthal cousins interbred widely outside Africa. The film looks at these findings and a range of new evidence for Neanderthal self-expression and language.G

7:00 pm

Everyday Edisons"An Idea, An Invention, An Opportunity"
See what happens when we post our casting calls for new inventions and product ideas online! Thousands of "would-be inventors" submit their ideas and it's a challenge for our Everyday Edisons team to narrow it down to the top finalists. Things really get exciting when we fly them to Charlotte for the "red carpet" treatment complete with paparazzi, cocktail reception and a gourmet dinner. Facing the judges the next day nerves, tears and exultation overwhelm the hopeful contenders as they know they must dazzle the judges with their presentations. D

7:30 pm

Everyday Edisons"Finally! Finalists!"
Drum roll please! 50 hopefuls become 11 chosen inventors for Everyday Edisons this season and their reactions are from stunned to exuberance. In this episode, we meet the inventors and learn what makes them tick. We go to their homes via Skype and HomeCam, see what inspires them and watch just how they came up with their unique inventions. D

8:00 pm

History of Science"What Is Out There?"
Michael Mosley, science presenter for the BBC, begins the miniseries with the story of one of the great upheavals in human history - the understanding that the Earth is not the center of the cosmos, but one of billions of bodies in a vast and expanding universe. Part 1 of 6G

9:00 pm

Scientific American Frontiers"Alien Invasion"
This program explores the impact that invasive species and viruses have on environmental and human health around the world. Increasingly, foreign animal and plant species jump national and international boundaries and wreak havoc on ecosystems that offer no natural resistance or predators to the unwelcome guests. Alda looks at some of the most egregious aliens and what's being done to control them. D

10:00 pm

NOVA"Decoding Neanderthals"
A team led by geneticist Svante Paabo announces in 2010 they have reconstructed much of the Neanderthal genome, and the analysis shows modern humans and their Neanderthal cousins interbred widely outside Africa. The film looks at these findings and a range of new evidence for Neanderthal self-expression and language.G

11:00 pm

Everyday Edisons"An Idea, An Invention, An Opportunity"
See what happens when we post our casting calls for new inventions and product ideas online! Thousands of "would-be inventors" submit their ideas and it's a challenge for our Everyday Edisons team to narrow it down to the top finalists. Things really get exciting when we fly them to Charlotte for the "red carpet" treatment complete with paparazzi, cocktail reception and a gourmet dinner. Facing the judges the next day nerves, tears and exultation overwhelm the hopeful contenders as they know they must dazzle the judges with their presentations. D

11:30 pm

Everyday Edisons"Finally! Finalists!"
Drum roll please! 50 hopefuls become 11 chosen inventors for Everyday Edisons this season and their reactions are from stunned to exuberance. In this episode, we meet the inventors and learn what makes them tick. We go to their homes via Skype and HomeCam, see what inspires them and watch just how they came up with their unique inventions. D